They have no particular purpose
A year on Earth is longer than it is on two other planets, and shorter than it is on the remaining five. The farther a planet is from the sun, the longer its year is.
Other planets other than earth is put in the solar system for humans to explore and do researches on them.
Of the seven other planets that orbit the sun, three are smaller than Earth and four are larger.
probably not, but if there was its bound not to be intellegent.
Most of the known extrasolar planets are more massive than Earth because massive planets are easier to detect. We have detected planets smaller than Earth.
well some planets are bigger than the earth but from the inside earth is of course bigger than all of the other planets
No the earth has the shortest axis.
No, there is no oxygen on any other planet other than Earth because there is no planet life on the other planets.
Earth, Venus, and Mercury are also inner planets.
A year on Earth is longer than it is on two other planets, and shorter than it is on the remaining five. The farther a planet is from the sun, the longer its year is.
Other than the Earth, no life has been found on any of the other planets. We are still searching.
Other planets other than earth is put in the solar system for humans to explore and do researches on them.
Of the seven other planets that orbit the sun, three are smaller than Earth and four are larger.
2. Mercury and Venus. All other planets are past the earth.
Mercury and Venus are closer to the Sun than Earth.
None. The moon is closer than the other planets, so it will obstruct other planets.
Jupiter is 300 times bigger than the Earth, and is more than twice as big as all of the other planets combined.